Home / 3,174,443.02-4,380,743.88-1,724,162.66

Finding the Fourth Proportional to 3,174,443.02, 4,380,743.88 and 1,724,162.66

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Solution

The fourth proportional to 3,174,443.02, 4,380,743.88 and 1,724,162.66 is: 2,379,351.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,443.02 : 4,380,743.88 = 1,724,162.66 : x
  2. Step 2: Convert to fraction form
    3,174,443.02/4,380,743.88 = 1,724,162.66/x
  3. Step 3: Cross multiply
    3,174,443.02x = 4,380,743.88 × 1,724,162.66
  4. Step 4: Simplify right side
    3,174,443.02x = 7,553,114,990,394.99
  5. Step 5: Solve for x
    x = 7,553,114,990,394.99/3,174,443.02
  6. Step 6: Final answer
    x = 2,379,351.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.